“Unbelievable” is an adjective that can be used to describe something that is unlikely or that is extremely good or bad. Candidates will need to be able to judge the meaning of this adjective from the context of the sentence.
The safari was absolutely (3)…… and will certainly be something we will all remember for the rest of our lives.
(3) BELIEVE –
…After hearing so many great reviews I was really looking forward to seeing the film, but in the end I found it unbelievable and was overall very disappointed…